One can install all the applications in the applications suit in the laptop if the disc space is very low than that of the normal. It is the open source Portable Apps that is designed for this purpose. There are open office, abiword, pnotes, cool player, keepass and the calmwin antivirus browsers. The needed one can be downloaded from the platform, suit light and standard versions and so on. For more details, enter the site www. portableapps.com/